完成大作业服务端代码，新建管理端，管理端不可用

Project/Service/static/js/slideshow.js

@@ -0,0 +1,14 @@
+let slideIndex = 0;
+const slides = document.getElementById('slide-container');
+const totalSlides = slides.children.length;
+
+function showSlides() {
+    slideIndex++;
+    if (slideIndex >= totalSlides) {
+        slideIndex = 0;
+    }
+    slides.style.transform = 'translateX(' + (-slideIndex * 100) + '%)';
+    setTimeout(showSlides, 5000); // Change image every 5 seconds
+}
+
+showSlides();